@inproceedings{cheng-etal-2021-hacred,
    title = "{H}ac{RED}: A Large-Scale Relation Extraction Dataset Toward Hard Cases in Practical Applications",
    author = "Cheng, Qiao  and
      Liu, Juntao  and
      Qu, Xiaoye  and
      Zhao, Jin  and
      Liang, Jiaqing  and
      Wang, Zhefeng  and
      Huai, Baoxing  and
      Yuan, Nicholas Jing  and
      Xiao, Yanghua",
    editor = "Zong, Chengqing  and
      Xia, Fei  and
      Li, Wenjie  and
      Navigli, Roberto",
    booktitle = "Findings of the Association for Computational Linguistics: ACL-IJCNLP 2021",
    month = aug,
    year = "2021",
    address = "Online",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/2021.findings-acl.249/",
    doi = "10.18653/v1/2021.findings-acl.249",
    pages = "2819--2831"
}